diff --git a/package-lock.json b/package-lock.json
index 8d73976..3ff9606 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,8 @@
       "dependencies": {
         "core-js": "^3.6.5",
         "vue": "^3.0.0",
-        "vue-router": "^4.0.8"
+        "vue-router": "^4.0.8",
+        "vuex": "^4.0.2"
       },
       "devDependencies": {
         "@vue/cli-plugin-babel": "~4.5.0",
@@ -18390,6 +18391,17 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/vuex": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/vuex/-/vuex-4.0.2.tgz",
+      "integrity": "sha512-M6r8uxELjZIK8kTKDGgZTYX/ahzblnzC4isU1tpmEuOIIKmV+TRdc+H4s8ds2NuZ7wpUTdGRzJRtoj+lI+pc0Q==",
+      "dependencies": {
+        "@vue/devtools-api": "^6.0.0-beta.11"
+      },
+      "peerDependencies": {
+        "vue": "^3.0.2"
+      }
+    },
     "node_modules/watchpack": {
       "version": "1.7.5",
       "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-1.7.5.tgz",
@@ -33116,6 +33128,14 @@
       "integrity": "sha512-4gDntzrifFnCEvyoO8PqyJDmguXgVPxKiIxrBKjIowvL9l+N66196+72XVYR8BBf1Uv1Fgt3bGevJ+sEmxfZzw==",
       "dev": true
     },
+    "vuex": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/vuex/-/vuex-4.0.2.tgz",
+      "integrity": "sha512-M6r8uxELjZIK8kTKDGgZTYX/ahzblnzC4isU1tpmEuOIIKmV+TRdc+H4s8ds2NuZ7wpUTdGRzJRtoj+lI+pc0Q==",
+      "requires": {
+        "@vue/devtools-api": "^6.0.0-beta.11"
+      }
+    },
     "watchpack": {
       "version": "1.7.5",
       "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-1.7.5.tgz",
diff --git a/package.json b/package.json
index 698d483..f90712e 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,8 @@
   "dependencies": {
     "core-js": "^3.6.5",
     "vue": "^3.0.0",
-    "vue-router": "^4.0.8"
+    "vue-router": "^4.0.8",
+    "vuex": "^4.0.2"
   },
   "devDependencies": {
     "@vue/cli-plugin-babel": "~4.5.0",
diff --git a/src/main.js b/src/main.js
index 1b825a8..03192af 100644
--- a/src/main.js
+++ b/src/main.js
@@ -1,8 +1,10 @@
 import { createApp } from 'vue'
 import App from '@/App.vue'
 import router from '@/router'
+import store from '@/store'
 
 
 const app = createApp(App)
 app.use(router)
+app.use(store)
 app.mount('#app')
diff --git a/src/store/datas/index.js b/src/store/datas/index.js
new file mode 100644
index 0000000..1b512ef
--- /dev/null
+++ b/src/store/datas/index.js
@@ -0,0 +1,17 @@
+const data = {
+    namespaced: true,
+    state () {
+        return {
+            count: 0
+        }
+    },
+    getters: {
+    },
+    mutations: {
+        increment (state) {
+            state.count++
+        }
+    }
+}
+
+export default data
diff --git a/src/store/index.js b/src/store/index.js
new file mode 100644
index 0000000..f26079b
--- /dev/null
+++ b/src/store/index.js
@@ -0,0 +1,9 @@
+import { createStore } from 'vuex'
+import dataModule from "./datas"
+
+// Create a new store instance.
+const store = createStore({
+    datas: dataModule,
+})
+
+export default store
diff --git a/yarn.lock b/yarn.lock
index ba4947c..75deb55 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1532,7 +1532,7 @@
   optionalDependencies:
     "prettier" "^1.18.2"
 
-"@vue/devtools-api@^6.0.0-beta.10":
+"@vue/devtools-api@^6.0.0-beta.10", "@vue/devtools-api@^6.0.0-beta.11":
   "integrity" "sha512-oZ0n/N4UWpkMvbR1OrBtu+YhaVADo+bYX5lxo9tou7h10p0+v2K9yzzaZATVr0lqHb7iY1wALfO8yojwg0MTHw=="
   "resolved" "https://registry.npmjs.org/@vue/devtools-api/-/devtools-api-6.0.0-beta.13.tgz"
   "version" "6.0.0-beta.13"
@@ -9881,7 +9881,7 @@
   "resolved" "https://registry.npmjs.org/vue-template-es2015-compiler/-/vue-template-es2015-compiler-1.9.1.tgz"
   "version" "1.9.1"
 
-"vue@^2 || ^3.0.0-0", "vue@^3.0.0", "vue@3.0.11":
+"vue@^2 || ^3.0.0-0", "vue@^3.0.0", "vue@^3.0.2", "vue@3.0.11":
   "integrity" "sha512-3/eUi4InQz8MPzruHYSTQPxtM3LdZ1/S/BvaU021zBnZi0laRUyH6pfuE4wtUeLvI8wmUNwj5wrZFvbHUXL9dw=="
   "resolved" "https://registry.npmjs.org/vue/-/vue-3.0.11.tgz"
   "version" "3.0.11"
@@ -9890,6 +9890,13 @@
     "@vue/runtime-dom" "3.0.11"
     "@vue/shared" "3.0.11"
 
+"vuex@^4.0.2":
+  "integrity" "sha512-M6r8uxELjZIK8kTKDGgZTYX/ahzblnzC4isU1tpmEuOIIKmV+TRdc+H4s8ds2NuZ7wpUTdGRzJRtoj+lI+pc0Q=="
+  "resolved" "https://registry.npmjs.org/vuex/-/vuex-4.0.2.tgz"
+  "version" "4.0.2"
+  dependencies:
+    "@vue/devtools-api" "^6.0.0-beta.11"
+
 "watchpack-chokidar2@^2.0.1":
   "integrity" "sha512-nCFfBIPKr5Sh61s4LPpy1Wtfi0HE8isJ3d2Yb5/Ppw2P2B/3eVSEBjKfN0fmHJSK14+31KwMKmcrzs2GM4P0Ww=="
   "resolved" "https://registry.npmjs.org/watchpack-chokidar2/-/watchpack-chokidar2-2.0.1.tgz"